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From: Matt Macy <mmacy@FreeBSD.org>
Date: Fri, 18 May 2018 17:58:15 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r333807 - head/sys/net
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Author: mmacy
Date: Fri May 18 17:58:15 2018
New Revision: 333807
URL: https://svnweb.freebsd.org/changeset/base/333807

Log:
  epoch: move epoch variables to read mostly section

Modified:
  head/sys/net/if.c

Modified: head/sys/net/if.c
==============================================================================
--- head/sys/net/if.c	Fri May 18 17:58:09 2018	(r333806)
+++ head/sys/net/if.c	Fri May 18 17:58:15 2018	(r333807)
@@ -104,8 +104,8 @@
 _Static_assert(sizeof(((struct ifreq *)0)->ifr_name) ==
     offsetof(struct ifreq, ifr_ifru), "gap between ifr_name and ifr_ifru");
 
-epoch_t net_epoch_preempt;
-epoch_t net_epoch;
+__read_mostly epoch_t net_epoch_preempt;
+__read_mostly epoch_t net_epoch;
 #ifdef COMPAT_FREEBSD32
 #include <sys/mount.h>
 #include <compat/freebsd32/freebsd32.h>